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PAGE SCAN is set to disabled in manufacture. Therefore, to make the SD
"Discoverable" (INQUIRY SCAN) and "Connectable" (PAGE SCAN), these
operations must be manually activated.
1. Check the SD status by entering a 'AT+BTINFO?' command.
AT+BTINFO?
000B530000A9,PSDv2g-0000A9,MODE0,STANDBY,0,0
OK
2. Enter the 'AT+BTSCAN' command. The SD will start INQURY SCAN and
PAGE SCAN operation. During the process, the SD will flash twice every 3
seconds until it is connected to another Bluetooth device.
AT+BTSCAN
OK
3. Try Bluetooth connection to the SD from the other Bluetooth device. Once
connected the first SD will return the 'CONNECT' message and the STATUS
LED will display a continuous green without flashing.
AT+BTSCAN
OK
CONNECT
2.2.4 Releasing the existing Bluetooth connection
Once connected successfully, the SD becomes transparent to any serial
applications on hosts. Data may be transferred within the radio range of the
SD.
According to SD terminology, this operating status is called 'ONLINE
Promi-SD™ User Manual ver 1.0
www.initium.co.kr
Model: Promi-SD202-OA
22
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